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In stock
Shipped from abroad
Free return within 7 days for eligible items.Details
fantacymall
80%Seller Score
9 Followers
Shipping speed: Average
Quality Score: Excellent
Customer Rating: Good
Features:
500W amplifier board, the input signal sensitivity is 1.5V rms, if the input signal voltage can't reach this value, recommended to add a preamplifier.
Premium amplifier board can help you amplify the weak signal from the audio source or pre-amplifier without changing the sound quality.
Support output short circuit protecting, output direct current bias protecting(speaker protecting) and over temperature protecting, safer to use.
Made of high-quality material, it has nice durability, with cooling fan and aluminum alloy heat sink, nice heat dissipation.
The rated supplys voltage is dual supplys ±65V, and the voltage can work normally at ±58--±70V (over 70V, it will burn).
Specifications:
Material: + Aluminum Alloy
Supplys Voltage: Dual Direct Current Supplys ±58---±70V
Rated Output : 500W (±65V supplys 4 ohm load, distortion 10%)
Efficiency: ≥90%
Signal to Noise Ratio: 90dB
Frequency Response Ranges: 20Hz-20KHz
Speaker: 4-8Ω
Voltage Magnification: 36 times
Input Sensitivity: 1.5V (RMS)
Output Short Circuit Protecting: Yes
Output Direct Current Bias Protecting, Namely Speaker Protecting: Yes
Over-Temperature Protecting: Yes, the radiator field effect tube temperature is higher than 100 °C, turn off the output!
Item Size: 98 * 43 * 30mm/ 3.9 * 1.7 * 1.2in
Item Weight: 95g/ 3.4oz
Package Size: 100 * 50 * 30mm/ 3.9 * 2.0 * 1.2in
Package Weight: 100g/ 3.5oz
Packing List:
1 * Amplifier Board
We confidently assure you'll be satisfied with what you get.However, If there's a chance that you are not satisfied with our goods or something else, please let us know before leaving us a Negative feedback. We will try our best for 100% customer satisfaction. Your 5-Star Positive Feedback is much appreciated to us, and your satisfaction is our greatest motivation to move forward.Welcome to Shop Here! Want more Items? Please come & visit our SHOP.
*Shipping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 5 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer).Your satisfaction is our first priority.
*If you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.
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